查號呼叫 的英文怎麼說
中文拼音 [zhāháohūjiào]
查號呼叫
英文
directory enquiry call-
Abstract : the paper introduces various identification methods for tracing the malicious call and calling identification services in spc telephone exchanges, especially describes the malicious call trace methods by using switch boards and " r " key tandem function and telephone set which can display calling subscriber ' s numbers
文摘:介紹了程式控制電話交換機追查惡意呼叫和主叫用戶信息識別業務的各種識別方法，特別是詳細介紹了利用話務臺和話機上的" r "鍵轉接的功能，以及利用能顯示主叫信息的話機來顯示主叫電話號碼和追查惡意呼叫電話的方法。The paper introduces various identification methods for tracing the malicious call and calling identification services in spc telephone exchanges, especially describes the malicious call trace methods by using switch boards and " r " key tandem function and telephone set which can display calling subscriber ' s numbers
介紹了程式控制電話交換機追查惡意呼叫和主叫用戶信息識別業務的各種識別方法，特別是詳細介紹了利用話務臺和話機上的" r "鍵轉接的功能，以及利用能顯示主叫信息的話機來顯示主叫電話號碼和追查惡意呼叫電話的方法。A dual - serial - port single - chip with dual serial port is used as the main control chip on front terminal to collect the signals of elevator status, fault and field equipments, meanwhile communicates with the single - chip modem on front terminal in serial mode. it makes the front terminal communicate with the server through public telephone network, thus the functions of faults remote alarming, running status recording and server active calling is accomplished well
採用雙串口單片機作為電梯遠程監控系統前端機的主控晶元，對電梯運行狀態信號、故障信號和現場接入設備狀態信號進行採集，同時與集成在前端機上的單片式modem進行串列通訊，並通過公共電話網與服務器連接，實現電梯故障遠程報警、運行狀態信息記錄和服務器主動呼叫查詢等功能。
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